Datavideo SE-1200MU 6-Input Switcher and RMC-260 Controller Bundle - Manual (Page 62)

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to be keyed as set in Chroma Matte . The user can start with a value of 120 degrees and this value can be
fine-tuned up or down using the Key Acceptance depending on the setup of the green or blue screen
studio.
Key Lift is represented on the Main Palette as a line extending from the center point in the direction of
the Key Acceptance sector . This value affects the performance of the Chroma key in dark or black areas . If
the dark areas of the video are becoming too transparent, then applying more Key Lift may help
depending on the setup of the green or blue screen studio. This value can be fine-tuned up or down by
changing the
Key Lift value.
Key Gain affects the performance of the Chroma key in light or white areas . If the light areas of the video
are becoming too transparent then applying more Key Gain may help depending on the setup of the
green or blue screen studio. This value can be fine-tuned up or down by changing the Key Gain value.
MAC Users
The CK Key parameters and values are
shown along the bottom of the display.
The respective sliders
are shown in the
diagram.
Key Range is a range of hues or colors
that closely match the background color
to be keyed as set in
Chroma Matte . The
user can start with a value of 120 degrees
and this value can be fine-tuned up or
down depending on the setup of the green or blue screen studio.
Key Fgnd Level affects the performance of the Chroma key in light or white areas . If the light areas of the
video are becoming too transparent then increasing the Key Fgnd Level may help depending on the
setup of the green or blue screen studio.
Key Bgnd Level affects the performance of the Chroma key in dark or black areas . If the dark areas of the
video are becoming too transparent, then increasing the Key Bgnd Level may help depending on the
setup of the green or blue screen studio.
8.3 Color Spill
Windows PC Users
The Color Spill parameters and values are
shown along the bottom of the display
below. These settings are used to
control/remove any unwanted Chroma or
color Spill from the background onto the
foreground subject. There are two sectors
drawn on the
Chroma palette, one
represents the wider Chroma Acceptance
range and the narrower Chroma Suppress
range.